2015513323 has 2 divisors, whose sum is σ = 2015513324. Its totient is φ = 2015513322.

The previous prime is 2015513317. The next prime is 2015513327. The reversal of 2015513323 is 3233155102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2015513323 - 2²⁹ = 1478642411 is a prime.

It is not a weakly prime, because it can be changed into another prime (2015513327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1007756661 + 1007756662.

It is an arithmetic number, because the mean of its divisors is an integer number (1007756662).

Almost surely, 2^2015513323 is an apocalyptic number.

2015513323 is a deficient number, since it is larger than the sum of its proper divisors (1).

2015513323 is an equidigital number, since it uses as much as digits as its factorization.

2015513323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 2015513323 is about 44894.4687350235. The cubic root of 2015513323 is about 1263.1702570201.

Adding to 2015513323 its reverse (3233155102), we get a palindrome (5248668425).

The spelling of 2015513323 in words is "two billion, fifteen million, five hundred thirteen thousand, three hundred twenty-three".